Digitalni repozitorij raziskovalnih organizacij Slovenije

Izpis gradiva
A+ | A- | Pomoč | SLO | ENG

Naslov:Increasing the amorphous content in river sediments intended for supplementary cementitious materials using flame synthesis
Avtorji:ID Wisniewski, Wolfgang (Avtor)
ID Kraxner, Jozef (Avtor)
ID Žibret, Lea (Avtor)
ID Galusek, Dušan (Avtor)
ID Ducman, Vilma (Avtor)
Datoteke:URL URL - Izvorni URL, za dostop obiščite https://www.sciencedirect.com/science/article/pii/S2352710224012130?via%3Dihub
 
.pdf PDF - Predstavitvena datoteka, prenos (2,50 MB)
MD5: 1A3D15D4C4B71F4BC129D7242A0033E7
 
Jezik:Angleški jezik
Tipologija:1.01 - Izvirni znanstveni članek
Organizacija:Logo ZAG - Zavod za gradbeništvo Slovenije
Povzetek:Dredged river sediments are currently a waste material which is mainly landfilled or reintegrated into rivers. They can also be used as a renewable resource for the construction sector. Pre- treatments at high temperatures allow their use for more advanced applications such as supplementary cementitious materials (SCMs) or as a precursor for alkali activated materials (AAMs). The work presented here shows that flame synthesis can be used to almost completely vitrify such sediments and increase their leachability for Al and Si beyond the levels achieved by conventional calcination at 750–950 ◦C for 1h. The reactivity of the prepared samples was analyzed via the Si and Al solubility in 10 M NaOH and was generally increased by the applied treatments but maximized by flame synthesis. Their microstructure was analyzed using scanning electron microscopy and their phase composition was monitored using X-ray diffraction. The results show an almost complete amorphization of the sediments by flame synthesis, however their reactivity does not increase at the same rate.
Ključne besede:sediments, SCM, vitrification, properties
Status publikacije:Objavljeno
Verzija publikacije:Objavljena publikacija
Datum objave:17.05.2024
Založnik:Elsevier
Leto izida:2024
Št. strani:str. 1-8
Številčenje:Vol. 91, [article no.] 109645
PID:20.500.12556/DiRROS-18989 Novo okno
UDK:620.1/.2
ISSN pri članku:2352-7102
DOI:10.1016/j.jobe.2024.109645 Novo okno
COBISS.SI-ID:196163587 Novo okno
Avtorske pravice:© 2024 The Authors.
Opomba:Nasl. z nasl. zaslona; Opis vira z dne 21. 5. 2024;
Datum objave v DiRROS:23.05.2024
Število ogledov:151
Število prenosov:141
Metapodatki:XML RDF-CHPDL DC-XML DC-RDF
:
Kopiraj citat
  
Objavi na:Bookmark and Share


Postavite miškin kazalec na naslov za izpis povzetka. Klik na naslov izpiše podrobnosti ali sproži prenos.

Gradivo je del revije

Naslov:Journal of building engineering
Založnik:Elsevier
ISSN:2352-7102
COBISS.SI-ID:525380633 Novo okno

Gradivo je financirano iz projekta

Financer:ARIS - Javna agencija za znanstvenoraziskovalno in inovacijsko dejavnost Republike Slovenije
Številka projekta:L7-2629
Naslov:Vrednotenje in remediacija sedimentov za nadaljnjo uporabo v gradbenem sektorju
Akronim:READY4USE

Licence

Licenca:CC BY 4.0, Creative Commons Priznanje avtorstva 4.0 Mednarodna
Povezava:http://creativecommons.org/licenses/by/4.0/deed.sl
Opis:To je standardna licenca Creative Commons, ki daje uporabnikom največ možnosti za nadaljnjo uporabo dela, pri čemer morajo navesti avtorja.

Sekundarni jezik

Jezik:Slovenski jezik
Ključne besede:sedimenti, SCM, zasteklitev, lastnosti


Nazaj